Riva Intake Manifold Upgrade Kit Yam

Intake Manifold Upgrade Kit enables your TR-1 naturally aspirated engine to produce more horsepower by delivering increased air flow. Precision machined billet sleeve directly replaces restrictive mesh element in OEM plastic intake manifold. Provides improved low end punch and mid-range pull. Includes detailed installation instructions. Requires RIVA Power Filter Kit to meet U.S. Coast Guard certified flame arrestor requirements.

Shipping weight

2 lb

Package size

7 × 7 × 7 in

Salto part #

59-2270

Riva part #

RY12090-IMUK

In stock at a distributor warehouse. Ships in 2–4 business days by ground.

Ground shipping is $14.95, free on orders over $150. Stock is re-checked with the warehouse before your card is charged.

Is it in stock?

Yes — the distributor shows it on a shelf at a regional warehouse right now. We check again the moment you order, before anything is charged.

How fast will it get to me?

Usually 2–4 business days by ground.

Will it fit my machine?

The distributor doesn’t publish a vehicle fitment list for this part. Call the counter at 801-361-3010 with your year, make and model and we’ll check it with you before you order.

Is this genuine Riva?

Yes. It ships new from the same distributors the big online stores buy from — Riva part #RY12090-IMUK.